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Finding the Fourth Proportional to 181,243.20, 271,864.80 and 118,257.60

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Solution

The fourth proportional to 181,243.20, 271,864.80 and 118,257.60 is: 177,386.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,243.20 : 271,864.80 = 118,257.60 : x
  2. Step 2: Convert to fraction form
    181,243.20/271,864.80 = 118,257.60/x
  3. Step 3: Cross multiply
    181,243.20x = 271,864.80 × 118,257.60
  4. Step 4: Simplify right side
    181,243.20x = 32,150,078,772.48
  5. Step 5: Solve for x
    x = 32,150,078,772.48/181,243.20
  6. Step 6: Final answer
    x = 177,386.40

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